Posted by **sandi** on Thursday, April 10, 2014 at 11:35pm.

Suppose that 16 inches of wire costs 64 cents.

At the same rate, how many inches of wire can be bought for 48 cents?

- math -
**Steve**, Thursday, April 10, 2014 at 11:51pm
48 is 3/4 of 64 cents

so, what's 3/4 of 16 inches?

- math -
**Muhammad**, Friday, April 11, 2014 at 12:51am
16:64=48:x

16/64=48/x

1/4=48/x

by cross multiplication

x=192

so you can buy 192inches of wire.

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